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Monarch Quantum
Monarch Quantum, Inc. is a U.S.-based quantum photonics company located in San Diego, California, that builds integrated photonics systems.
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Monarch Quantum at a glance
Monarch Quantum is a quantum computing company headquartered in United States. It has raised at least $73.6M across the 2 funding rounds on record. Its most recent funding round raised $52.6M in March 2026. Xcout tracks 16 named people at Monarch Quantum, including Tim Day (Chairman and CEO). Xcout recorded 49 job postings from Monarch Quantum in the last 90 days.
Monarch Quantum leadership
- Tim DayChairman and CEO
- Timothy DayChief Executive Officer
- Bryan TaylorChief Financial Officer
- Michael PushkarskyChief Technology Officer
- Eric TakeuchiChief Commercial Officer
- Eric TakeuchiPromoter
10 more named people on record for Monarch Quantum, with roles, board committees and tenure — see the full roster →
Monarch Quantum funding rounds
At least $73.6M raised across the 2 rounds on record. Every round on record:
| Date | Round | Amount | Investors |
|---|---|---|---|
| SEC Form D filing | $52.6M | — | |
| SEC Form D filing | $21M | — |
Who invested in each round, lead investors, valuations and the co-investor graph — open the full funding history →
Hiring at Monarch Quantum
Xcout recorded 49 job postings from Monarch Quantum in the last 90 days, from a hiring record Xcout has kept since August 2026.
The weekly hiring trend, the roles and locations behind it — see Monarch Quantum's hiring signals →
Monarch Quantum competitors
A few of Monarch Quantum's closest competitors — see the full list of competitors and alternatives →
Qudara Inc. is a technology company headquartered in Santa Barbara, California, specializing in photonic quantum computing and networking at scale.
Aegiq is a UK-based, privately held full-stack photonic quantum computing company founded in 2019 with its headquarters in Sheffield, England.
Quantum Source is a deep-tech company focused on developing scalable quantum computing technologies based on photonic platforms.
Aegiq is a United Kingdom-based private limited company founded in 2019 and headquartered in Sheffield. The company develops quantum technology, focusing on building fault-tolerant and modular quantum computers using deterministic photon-source technology combined with silicon photonics.
Ephos, Inc. is a Delaware-incorporated corporation with its business operations located in San Francisco, California. The company develops photonic integrated circuits and optical technologies.
PsiQuantum, Corp. is an American quantum computing company based in Palo Alto, California. It is developing utility-scale, fault tolerant quantum computers using silicon photonics. The company has secured government partnerships to build their first systems in Australia and the United States.
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More on Monarch Quantum in Xcout Intel
- 16 named people with titles, LinkedIn and board committees
- 2 funding rounds with the investors in each, and who they co-invest with
- Weekly hiring history and the mix of roles behind it
- The full competitor set, tracking, exports and API access